entity_get_controller#entity.inc

gistfile1.txt

/**
 * Gets the entity controller class for an entity type.
 *
 * @return Drupal\Core\Entity\EntityStorageControllerInterface
 */
function entity_get_controller($entity_type) {
  $controllers = &drupal_static(__FUNCTION__, array());
  if (!isset($controllers[$entity_type])) {
    $type_info = entity_get_info($entity_type);
    $class = $type_info['controller_class'];
    $controllers[$entity_type] = new $class($entity_type);
  }
  return $controllers[$entity_type];
}